User level: Level 1 (16 points)my mac apple mail is missing all the subfolders. On My Mac is greyed out.
Posted on Oct 20, 2026 1:33 PM
User level: Level 9 (74,110 points)Oct 21, 2026 1:28 PM in response to keithbeck
To fix missing "On My Mac" subfolders after a macOS Sequoia update, restart the Mail app, toggle your account off and on in Mail Settings, create a dummy local folder with the same name to force-refresh the sidebar, or re-index the Mail envelope files in Finder.
Originally posted at discussions.apple.com/thread/256379822